Perma-Fix Environmental Service (PESI) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

Perma-Fix Environmental Service

NasdaqCM•Industrials•Waste Management

$18.70+0.32(0.02%)Market closed

Market Cap

$346.21M

P/S

6.1x

P/B

5.9x

Perma-Fix Environmental Services, Inc., through its subsidiaries, operates as an environmental and technology know-how company in the United States. The company operates in two segments, Treatment and Services. The Treatment segment offers nuclear, low-level radioactive, mixed waste, hazardous and non-hazardous waste treatment, and processing and disposal services through treatment and storage facilities. This segment is also involved in the research and development activities to identify, develop, and implement waste processing techniques for problematic waste streams. The Services segment provides technical services, including professional radiological measurement and site survey of government and commercial installations; health physics services; integrated occupational safety and health services; consulting, engineering, project and waste management, environmental, decontamination and decommissioning (D&D) field, and technical and management personnel and services; and waste management services. This segment also offers nuclear services, including D&D of government and commercial facilities, including engineering, technology applications, specialty services, logistics, transportation, processing, and disposal; and license termination support, such as project management, planning, characterization, waste stream identification and delineation, remediation/demolition, compliance demonstration, final status survey, reporting, transportation, disposal, and emergency response. In addition, it maintains, services, maintains, calibrates, and sources health physics, IH and customized nuclear, environmental, and occupational safety and health instruments. The company serves research institutions, commercial companies, public utilities, and governmental agencies through direct sales to customers or through intermediaries. Perma-Fix Environmental Services, Inc. was incorporated in 1990 and is headquartered in Atlanta, Georgia.

How this company scores

WeakMetricSide Score: 35/100

Grade capped at D — Interest coverage below 1× (-65.4x) — earnings cannot cover interest. Strongest: Balance Sheet & Red Flags (17/25); weakest: Growth (5/25).

Profitability7/25

Growth5/25

Balance Sheet & Red Flags17/25

Cash & Earnings Quality6/25

Strengths

Low leverageImproving leverageNet cash positionImproving margins

Grade capped at D

Interest coverage below 1× (-65.4x) — earnings cannot cover interest.

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/E · 220.8x5y range 0.0x – 220.8x

Currently above its 4-quarter median.

P/S · 6.1x5y range 0.0x – 6.1x

Currently above its 20-quarter median.

P/B · 5.9x5y range 0.0x – 5.9x

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

High Risk

Margin Pressure

Red Flag

The company posted negative operating margins in recent quarters — core operations are unprofitable.

Earnings Quality

Red Flag

Free cash flow has been negative in 8 of the last 8 quarters — earnings are not translating to cash.

Price & Volume

Market Cap $346.21M

Metrics at a Glance

as of June 2026

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue: $57.18M
Q. Revenue: $12.88M
TTM EBITDA: $-17.23M
TTM Op. Income: $-19.09M
Q. Op. Income: $-6.51M
TTM Net Income: $-21.18M
Q. Net Income: $-6.20M
EPS: $-0.32
Shares Out.: $19.84M

$57.18M in TTM revenue declined 4.7% YoY, reaching $12.88M last quarter. TTM EBITDA of $-17.23M and TTM operating income of $-19.09M show growth is flowing through to the bottom line. However, net income is negative at $21.18M — growth is not yet reaching the bottom line. Across the last 8 quarters, TTM revenue has fallen for 2 consecutive quarters — a weakening trend.

Margins

Gross, EBITDA, operating, and net margin trends

Gross Margin: -19.4%
EBITDA Margin: -46.7%
Op. Margin: -50.5%
Net Margin: -48.1%

Op. margin of -50.5% is down 30.7% YoY — costs are rising relative to revenue. Net margin at -48.1% and gross margin of -19.4% show how much of each revenue dollar survives to profit. Over the past year, operating margin is down 155% — an improving trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio: N/A
P/S Ratio: 6.1x
P/B Ratio: 5.9x

P/S of 6.1x and P/B of 5.9x.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets: $101.84M
Cash: $20.50M
Long-Term Debt: $1.36M
Book Value: $58.33M
D/E Ratio: 0.0
Debt/EBITDA: N/A

With $101.84M in assets and $1.36M in long-term debt, D/E is 0.0and book value is $58.33M — a conservative capital structure with a cushion to weather downturns. Over the past year, debt/equity is down 11% — an improving trend.

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow: $-5.12M
TTM Free Cash Flow: $-21.26M
FCF Margin: -37.2%
FCF / Net Income: 1.0

TTM FCF of $-21.26M on $-5.12M in operating cash flow. The FCF / Net Income ratio of 1.0x means free cash flow covers net income — earnings are backed by cash. Across the last 8 quarters, free cash flow has fallen for 2 consecutive quarters — a weakening trend.